Finding the Fourth Proportional to 106,662.80, 159,939.48 and 62,376.08
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Solution
The fourth proportional to 106,662.80, 159,939.48 and 62,376.08 is: 93,532.12
Step by Step Solution
- Step 1: Write the proportion equation
106,662.80 : 159,939.48 = 62,376.08 : x - Step 2: Convert to fraction form
106,662.80/159,939.48 = 62,376.08/x - Step 3: Cross multiply
106,662.80x = 159,939.48 × 62,376.08 - Step 4: Simplify right side
106,662.80x = 9,976,397,799.64 - Step 5: Solve for x
x = 9,976,397,799.64/106,662.80 - Step 6: Final answer
x = 93,532.12
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.